3906067
Thrust Bearing Plate
Cummins®

Introduction

The Cummins 3906067 Thrust Bearing Plate is a component designed for use in heavy-duty truck engines. Its purpose is to support and maintain the alignment of the crankshaft within the engine, ensuring smooth operation and efficiency. The significance of this part lies in its contribution to the overall performance and durability of the engine, making it a vital element in the maintenance and operation of heavy-duty trucks.

Basic Concepts of Thrust Bearing Plates

A thrust bearing plate is a component found in internal combustion engines, designed to manage axial loads that occur along the crankshaft’s axis. It works in conjunction with thrust bearings to distribute these loads, preventing excessive wear and ensuring the crankshaft remains properly aligned. This interaction is crucial for the efficient operation of the engine, as it helps maintain the precision required for the moving parts within the engine ¹.

Role of the 3906067 Thrust Bearing Plate in Truck Operation

The 3906067 Thrust Bearing Plate plays a specific role in the operation of a truck engine by supporting the crankshaft and managing axial loads. This support is integral to maintaining engine balance and reducing friction, which in turn contributes to engine performance and durability. By ensuring the crankshaft operates within designed parameters, the thrust bearing plate helps in achieving optimal engine efficiency and longevity.

Key Features of the 3906067 Thrust Bearing Plate

The design and material characteristics of the 3906067 Thrust Bearing Plate are tailored to enhance its performance in heavy-duty applications. Crafted from high-strength materials, it is engineered to withstand the rigorous demands of truck engines. Unique attributes such as precise machining and surface treatments contribute to its durability and efficiency, making it well-suited for the challenging environments in which heavy-duty trucks operate.

Benefits of Using the 3906067 Thrust Bearing Plate

Utilizing the 3906067 Thrust Bearing Plate offers several advantages, including improved engine efficiency, enhanced longevity, and increased reliability. Its design allows for better management of axial loads, reducing wear on the crankshaft and other engine components. This results in a more stable and efficient engine operation, contributing to the overall performance and durability of the truck.

Installation and Integration

Proper installation of the 3906067 Thrust Bearing Plate is crucial for its effective function within the engine. It requires careful alignment and securing to ensure it operates as intended. Prerequisites for installation may include cleaning the mating surfaces and inspecting the crankshaft for any damage. Special considerations should be given to torque specifications and the use of appropriate lubricants to facilitate a smooth integration into the engine system.

Maintenance and Troubleshooting

Regular maintenance of the 3906067 Thrust Bearing Plate is important to ensure its continued performance and longevity. This includes periodic inspections for signs of wear or damage, and cleaning to remove any contaminants that could affect its operation. Troubleshooting common issues may involve checking for proper alignment, assessing the condition of the thrust bearings, and ensuring that all fasteners are secure. Early detection of problems can prevent more significant issues down the line.

Common Failure Modes and Solutions

Thrust bearing plates can experience several failure modes, including wear, misalignment, and damage from contaminants. Solutions or preventive measures may involve regular maintenance checks, ensuring proper installation, and using high-quality lubricants. Addressing these issues promptly can help maintain the efficiency and reliability of the engine.

Cummins: A Brief Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes a wide range of power solutions, including engines, filtration, and emissions control technologies. With a history spanning over a century, Cummins has established a reputation for quality, reliability, and innovation in the heavy-duty truck industry. Its product range is designed to meet the demanding requirements of various applications, ensuring optimal performance and durability.

Cummins Thrust Bearing Plate 3906067 Compatibility

The Cummins Thrust Bearing Plate part number 3906067 is designed to fit seamlessly with a range of Cummins engines, ensuring optimal performance and reliability. This thrust bearing plate is a critical component in maintaining the integrity of the engine’s crankshaft, providing the necessary support and reducing friction.

Compatible Engines

• 4B3.9 and B3.9 G Engines

  The 3906067 thrust bearing plate is engineered to fit the 4B3.9 and B3.9 G engines. These engines are known for their robust performance and are often used in various industrial and commercial applications. The thrust bearing plate ensures that the crankshaft remains properly aligned, reducing wear and extending the engine’s lifespan.

• B4.5 Engine

  The B4.5 engine also benefits from the use of the 3906067 thrust bearing plate. This engine is recognized for its efficiency and power, making it a popular choice in heavy-duty applications. The thrust bearing plate plays a crucial role in maintaining the crankshaft’s alignment, ensuring smooth operation and reducing the risk of mechanical failure.

• QSB3.9 30 CM550 Engine

  The QSB3.9 30 CM550 engine is another model that is compatible with the 3906067 thrust bearing plate. This engine is designed for high-performance applications, and the thrust bearing plate is essential for maintaining the crankshaft’s stability. By providing the necessary support, this component helps to minimize friction and wear, contributing to the engine’s longevity and reliability.

Each of these engines relies on the precise fit and function of the 3906067 thrust bearing plate to ensure that the crankshaft operates smoothly and efficiently. This compatibility ensures that users can maintain their engines with confidence, knowing that the thrust bearing plate is a high-quality component designed to meet the demands of Cummins engines.

Role of Part 3906067 Thrust Bearing Plate in Engine Systems

The Thrust Bearing Plate, identified by part number 3906067, is an essential component in the efficient operation of various engine systems. Its primary function is to manage axial loads generated during engine operation, ensuring smooth and reliable performance.

Interaction with the Engine

Within the engine, the Thrust Bearing Plate works in conjunction with the crankshaft and other rotating components. It absorbs and distributes the axial forces that arise from the combustion process, preventing undue stress on the crankshaft and other critical engine parts. This interaction is vital for maintaining the engine’s balance and longevity.

Coordination with the Engine Balancer

The engine balancer, a device designed to counteract vibrations produced by the engine, relies on the Thrust Bearing Plate to function optimally. By stabilizing the crankshaft’s axial movement, the Thrust Bearing Plate allows the engine balancer to effectively reduce vibrations. This synergy ensures that the engine operates with minimal wear and tear, enhancing overall performance and durability.

Integration with the Balancer

In engines equipped with a balancer, the Thrust Bearing Plate plays a supportive role. The balancer, which may include counterweights or other mechanisms, depends on the stable axial positioning provided by the Thrust Bearing Plate. This stability is essential for the balancer to perform its function accurately, leading to a smoother engine operation and reduced mechanical stress.

Summary of Component Interaction

• Engine: The Thrust Bearing Plate manages axial loads, contributing to the engine’s stable operation.
• Engine Balancer: Works in tandem with the Thrust Bearing Plate to minimize vibrations and enhance engine smoothness.
• Balancer: Relies on the Thrust Bearing Plate for axial stability, allowing it to effectively counteract engine vibrations.

Understanding the role of the Thrust Bearing Plate in these interactions highlights its importance in maintaining the efficiency and reliability of engine systems.

Conclusion

The Cummins 3906067 Thrust Bearing Plate is a critical component in the maintenance and operation of heavy-duty truck engines. Its role in managing axial loads, supporting the crankshaft, and ensuring engine balance and longevity cannot be overstated. Proper installation, regular maintenance, and understanding its interaction with other engine components are essential for maximizing the performance and durability of the engine.